Home / 16,256.04-22,429.86-11,490.12

Finding the Fourth Proportional to 16,256.04, 22,429.86 and 11,490.12

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Solution

The fourth proportional to 16,256.04, 22,429.86 and 11,490.12 is: 15,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,256.04 : 22,429.86 = 11,490.12 : x
  2. Step 2: Convert to fraction form
    16,256.04/22,429.86 = 11,490.12/x
  3. Step 3: Cross multiply
    16,256.04x = 22,429.86 × 11,490.12
  4. Step 4: Simplify right side
    16,256.04x = 257,721,782.98
  5. Step 5: Solve for x
    x = 257,721,782.98/16,256.04
  6. Step 6: Final answer
    x = 15,853.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.